The Saudi Stock Exchange's main index ended trading higher here today, gaining 0.50 points to close at 8644.47 points. The total value of the trading reported was SR10 billion, while the toll of shares traded was more than 315 million, divided into 420,000 deals. While the stocks of 82 companies ended the trading higher, shares of 109 companies slumped. On the other hand, the spread between the advancers and decliners stocks ranged from 10.00% and 9.94%. For its part, the Saudi Parallel Equity Market Index (NOMU) ended the day losing 311.10 points, to close at 20245.93 points, with a valuation of SR80 million and an overall tally of 685,000 stocks traded and divided into as many as 2,097 deals.